/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.inspur.edp.lcm.metadata.shell;

import java.util.List;
import java.util.stream.Collectors;
import org.jline.reader.ParsedLine;
import org.springframework.shell.Input;

/*
 * 自定义行解析, 复制的底层代码: org.springframework.shell.jline.ParsedLineInput
 */
public class StringParsedLineInput implements Input {

    private final ParsedLine parsedLine;

    StringParsedLineInput(ParsedLine parsedLine) {
        this.parsedLine = parsedLine;
    }

    @Override
    public String rawText() {
        return parsedLine.line();
    }

    @Override
    public List<String> words() {
        return sanitizeInput(parsedLine.words());
    }

    static List<String> sanitizeInput(List<String> words) {
        words = words.stream()
            .map(s -> s.replaceAll("^\\n+|\\n+$", ""))
            .map(s -> s.replaceAll("\\n+", " "))
            .collect(Collectors.toList());
        return words;
    }
}